Sure, Birdy’s cover of “Skinny Love” sounds romantic and dreamy, but it’s actually about a love that’s not quite there. Bon Iver’s Justin Vernon explained the meaning in an interview in 2011: “Skinny love doesn’t have a chance because it’s not nourished.” Ouch.

Red Flag Lyric: “And now all your love is wasted / And then who the hell was I?”

Celine sings of going on with life after the passing of a loved one (like Rose’s Jack in Titanic, remember?), but always keeping them in your heart. Which is a sweet sentiment, but probably not right for someone you’re just starting your life with.

Red Flag Lyric: “Every night in my dreams / I see you, I feel you / That is how I know you go on”

Don’t be fooled by grand orchestral opuses, people! All the strings may sound gorgeous and uplifting, but “Bittersweet Symphony” is in fact a song for the jaded. But maybe you want to keep things ~real~. If so, more power to you. Stick it to The Man.

Red Flag Lyric: “‘Cause it’s a bittersweet symphony, this life / Try to make ends meet / Try to find some money then you die.”

And if you’re having a wedding reception… stay clear of these dangerous jams: